ARM: 5643/1: bcmring: arch.c and header files

add arch.c in mach-bcmring
add related header files in mach-bcmring

Signed-off-by: Leo Chen <leochen@broadcom.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

4 files changed, 167 insertions, 0 deletions

diff --git a/arch/arm/mach-bcmring/include/cfg_global.h b/arch/arm/mach-bcmring/include/cfg_global.h
new file mode 100644
index 000000000000..f01da877148e
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/cfg_global.h
@@ -0,0 +1,13 @@
+#ifndef _CFG_GLOBAL_H_
+#define _CFG_GLOBAL_H_
+
+#include <cfg_global_defines.h>
+
+#define CFG_GLOBAL_CHIP                         BCM11107
+#define CFG_GLOBAL_CHIP_FAMILY                  CFG_GLOBAL_CHIP_FAMILY_BCMRING
+#define CFG_GLOBAL_CHIP_REV                     0xB0
+#define CFG_GLOBAL_RAM_SIZE                     0x10000000
+#define CFG_GLOBAL_RAM_BASE                     0x00000000
+#define CFG_GLOBAL_RAM_RESERVED_SIZE            0x000000
+
+#endif /* _CFG_GLOBAL_H_ */
diff --git a/arch/arm/mach-bcmring/include/cfg_global_defines.h b/arch/arm/mach-bcmring/include/cfg_global_defines.h
new file mode 100644
index 000000000000..b5beb0b30734
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/cfg_global_defines.h
@@ -0,0 +1,40 @@
+/*****************************************************************************
+* Copyright 2006 - 2008 Broadcom Corporation.  All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+#ifndef CFG_GLOBAL_DEFINES_H
+#define CFG_GLOBAL_DEFINES_H
+
+/* CHIP */
+#define BCM1103 1
+
+#define BCM1191 4
+#define BCM2153 5
+#define BCM2820 6
+
+#define BCM2826 8
+#define FPGA11107 9
+#define BCM11107   10
+#define BCM11109   11
+#define BCM11170   12
+#define BCM11110   13
+#define BCM11211   14
+
+/* CFG_GLOBAL_CHIP_FAMILY types */
+#define CFG_GLOBAL_CHIP_FAMILY_NONE        0
+#define CFG_GLOBAL_CHIP_FAMILY_BCM116X     2
+#define CFG_GLOBAL_CHIP_FAMILY_BCMRING     4
+#define CFG_GLOBAL_CHIP_FAMILY_BCM1103     8
+
+#define IMAGE_HEADER_SIZE_CHECKSUM    4
+#endif
diff --git a/arch/arm/mach-bcmring/include/mach/hardware.h b/arch/arm/mach-bcmring/include/mach/hardware.h
new file mode 100644
index 000000000000..447eb340c611
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/hardware.h
@@ -0,0 +1,60 @@
+/*
+ *
+ *  This file contains the hardware definitions of the BCMRing.
+ *
+ *  Copyright (C) 1999 ARM Limited.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#ifndef __ASM_ARCH_HARDWARE_H
+#define __ASM_ARCH_HARDWARE_H
+
+#include <asm/sizes.h>
+#include <mach/memory.h>
+#include <cfg_global.h>
+#include <mach/csp/mm_io.h>
+
+/* Hardware addresses of major areas.
+ *  *_START is the physical address
+ *  *_SIZE  is the size of the region
+ *  *_BASE  is the virtual address
+ */
+#define RAM_START               PHYS_OFFSET
+
+#define RAM_SIZE                (CFG_GLOBAL_RAM_SIZE-CFG_GLOBAL_RAM_SIZE_RESERVED)
+#define RAM_BASE                PAGE_OFFSET
+
+#define pcibios_assign_all_busses()	1
+
+/* Macros to make managing spinlocks a bit more controlled in terms of naming. */
+/* See reg_gpio.h, reg_irq.h, arch.c, gpio.c for example usage. */
+#if defined(__KERNEL__)
+#define HW_DECLARE_SPINLOCK(name)  DEFINE_SPINLOCK(bcmring_##name##_reg_lock);
+#define HW_EXTERN_SPINLOCK(name)   extern spinlock_t bcmring_##name##_reg_lock;
+#define HW_IRQ_SAVE(name, val)     spin_lock_irqsave(&bcmring_##name##_reg_lock, (val))
+#define HW_IRQ_RESTORE(name, val)  spin_unlock_irqrestore(&bcmring_##name##_reg_lock, (val))
+#else
+#define HW_DECLARE_SPINLOCK(name)
+#define HW_EXTERN_SPINLOCK(name)
+#define HW_IRQ_SAVE(name, val)     {(void)(name); (void)(val); }
+#define HW_IRQ_RESTORE(name, val)  {(void)(name); (void)(val); }
+#endif
+
+#ifndef HW_IO_PHYS_TO_VIRT
+#define HW_IO_PHYS_TO_VIRT MM_IO_PHYS_TO_VIRT
+#endif
+#define HW_IO_VIRT_TO_PHYS MM_IO_VIRT_TO_PHYS
+
+#endif
diff --git a/arch/arm/mach-bcmring/include/mach/system.h b/arch/arm/mach-bcmring/include/mach/system.h
new file mode 100644
index 000000000000..cdbf93c694a6
--- /dev/null
+++ b/arch/arm/mach-bcmring/include/mach/system.h
@@ -0,0 +1,54 @@
+/*
+ *
+ *  Copyright (C) 1999 ARM Limited
+ *  Copyright (C) 2000 Deep Blue Solutions Ltd
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#ifndef __ASM_ARCH_SYSTEM_H
+#define __ASM_ARCH_SYSTEM_H
+
+#include <mach/csp/chipcHw_inline.h>
+
+extern int bcmring_arch_warm_reboot;
+
+static inline void arch_idle(void)
+{
+	cpu_do_idle();
+}
+
+static inline void arch_reset(char mode, char *cmd)
+{
+	printk("arch_reset:%c %x\n", mode, bcmring_arch_warm_reboot);
+
+	if (mode == 'h') {
+		/* Reboot configured in proc entry */
+		if (bcmring_arch_warm_reboot) {
+			printk("warm reset\n");
+			/* Issue Warm reset (do not reset ethernet switch, keep alive) */
+			chipcHw_reset(chipcHw_REG_SOFT_RESET_CHIP_WARM);
+		} else {
+			/* Force reset of everything */
+			printk("force reset\n");
+			chipcHw_reset(chipcHw_REG_SOFT_RESET_CHIP_SOFT);
+		}
+	} else {
+		/* Force reset of everything */
+		printk("force reset\n");
+		chipcHw_reset(chipcHw_REG_SOFT_RESET_CHIP_SOFT);
+	}
+}
+
+#endif